(2)
Clean the component interface and/or the adjacent area.
(3)
Do an inspection of the component interface and/or the adjacent area.
(4)
Make sure that the parts retained from the removed component are clean and in the correct condition.
(5)
Lubricate the new O-rings (1),(3),(5) and (6),and the back-up rings
(2) and (4), with HYDRAULIC FLUIDS (Material No. 02-003).
(6)
Remove the blanking plugs from the solenoid valve (7) and the wing tip brake.
Subtask 27-51-51-420-055
B. Installation of the Solenoid Valve
(1)
Install the new O-ring (5) and the new O-ring (6) on the solenoid valve (7).
(2)
Install the new back-up ring (4) and the new O-ring (3) on the solenoid valve (7). Make sure that the curve on the face of the back-up ring (4) is against the O-ring (3).
(3)
Install the new back-up ring (2) and the new O-ring (1) on the solenoid valve (7). Make sure that the curve on the face of the back-up ring (2) is against the O-ring (1).
(4)
Install the solenoid valve (7) on the wing tip brake. NOTE : Solenoid valves 903A0000-01 removed from the PCU valve block
____ (Ref. 27-54-53 and 27-84-53) must not be installed on the wing-tip brake.
(5)
Install the screws (9).
(6)
TORQUE the screws (9) to between 0.25 and 0.27 m.daN (22.12 and 23.89 lbf.in).
Subtask 27-51-51-860-054
C. Aircraft Maintenance Configuration
(1) Fill the applicable hydraulic reservoirs (Ref. TASK 12-12-29-611-001) (Ref. TASK 12-12-29-611-002):
-
FOR 33CV fill the Yellow and the Blue hydraulic reservoirs
-
FOR 34CV fill the Green and the Blue hydraulic reservoirs.
1EFF : ALL 1 27-51-51Page 430 1 1 Aug 01/99R 1 1 1CES 1
(2)
Remove the LOCKING TOOL - FLAP/SLAT CONTROL LEVER from the flap/slat
control lever.
(3)
Make sure that the work area is clean and clear of tool(s) and other items.
Subtask 27-51-51-865-055
D. Remove the safety clip(s) and the tag(s) and close this(these) circuit breaker(s): 6CV, 8CV, 10CV, 12CV.
Subtask 27-51-51-863-052
E. Aircraft Maintenance Configuration
(1)
Install the safety collar on the circuit breakers 10CV and 12CV.
(2)
Pressurize the applicable hydraulic reservoirs and systems:
WARNING : MAKE SURE THAT THE TRAVEL RANGES OF THE FLIGHT CONTROL
_______ SURFACES ARE CLEAR BEFORE YOU PRESSURIZE/DEPRESSURIZE A HYDRAULIC SYSTEM.
WARNING : MAKE SURE THAT THE CONTROLS AGREE WITH THE POSITION OF THE
_______ ITEMS THEY OPERATE BEFORE YOU PRESSURIZE A HYDRAULIC SYSTEM.
(a) Pressurize the applicable hydraulic reservoirs (Ref. TASK 29-14-00-614-002):
-
FOR 33CV pressurize the Yellow and the Blue hydraulic system reservoirs
-
FOR 34CV pressurize the Green and the Blue hydraulic system reservoirs.
(b) Pressurize the applicable hydraulic systems (Ref. TASK 29-10-00-863-001) (Ref. TASK 29-10-00-863-002) (Ref. TASK 29-10-00-863-003):
-
FOR 33CV pressurize the Yellow and the Blue hydraulic systems
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